7 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
8758 | We could talk of open sentences, instead of sets [Chihara, by Shapiro] |
10265 | Chihara's system is a variant of type theory, from which he can translate sentences [Chihara, by Shapiro] |
8759 | We can replace type theory with open sentences and a constructibility quantifier [Chihara, by Shapiro] |
10264 | Introduce a constructibility quantifiers (Cx)Φ - 'it is possible to construct an x such that Φ' [Chihara, by Shapiro] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
19384 | Space and time are the order of all possibilities, and don't just relate to what is actual [Leibniz] |